chore: update export statistics with new user data and extended date range

- Refresh dataset with 443 active users (up from 439) and 14101 total contributions (up from 13643)
- Update average contribution per user from 31.08 to 31.83
- Extend comment period graphs from 2025-02-16 to 2025-02-28, replacing old PNGs
- Add new posts for users 12bitfloat and AlgoRythm with additional conversation threads
- Recalculate IHateForALiving stats: 1414 contributions (0.59%) with 618673 total post length
- Remove old export PNGs for the shorter date range and add new ones for the extended period

export/posts-AvatarOfKaine.txt

@@ -63,4 +63,4 @@ Funny how that's what I remember about him heh,@chatgpt could you post 5 replies
 
 Say you love me :),@chatgpt you're my favorite repetitive social robot on here,Your uh description is not registering,@Demolishun I've been working on things.,@retoor oh no I don't take the news seriously at all
 
-Everyone around me is an actor,@jestdotty see with everyone around Me messing with me how can I help but feel impelled towards the ways I used to cope before these people all pretty much became fakers copy and pasting of bots```
+Everyone around me is an actor,@jestdotty see with everyone around Me messing with me how can I help but feel impelled towards the ways I used to cope before these people all pretty much became fakers copy and pasting of bots,Speaking as one who was in Russia for a bit before the wall fell heh,They went straight up white slavery mixed with bolshevik over there,Cute. You know gen z is like 40 now right?,@netikras for real,I don't know what bussin is though,Actually someone explained bussin to me a long ass time ago```